function main()
back()
swipe(100,300,600,300,5)
sleep(1000)
swipe(100,300,600,300,5)
sleep(1000)
swipe(600,300,100,300,5)
sleep(1000)
swipe(600,300,100,300,5)
sleep(1000)
click(300, 540)
sleep(1000)
click(400, 600)
sleep(1000)
back()
sleep(1000)
back()
back()
end